ddraw: Implement proper handle management.
[wine] / dlls / ddraw / ddraw_private.h
1 /*
2  * Copyright 2006 Stefan Dösinger
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17  */
18
19 #ifndef __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
20 #define __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
21
22 /* MAY NOT CONTAIN X11 or DGA specific includes/defines/structs! */
23
24 #include <stdarg.h>
25 #include <stdio.h>
26
27 #include "windef.h"
28 #include "winbase.h"
29 #include "wtypes.h"
30 #include "wingdi.h"
31 #include "winuser.h"
32 #include "ddraw.h"
33 #include "ddrawi.h"
34 #include "d3d.h"
35
36 #include "ddcomimpl.h"
37
38 #include "wine/wined3d_interface.h"
39
40 /*****************************************************************************
41  * IParent - a helper interface
42  *****************************************************************************/
43 DEFINE_GUID(IID_IParent, 0xc20e4c88, 0x74e7, 0x4940, 0xba, 0x9f, 0x2e, 0x32, 0x3f, 0x9d, 0xc9, 0x81);
44 typedef struct IParent *LPPARENT, *PPARENT;
45
46 #define INTERFACE IParent
47 DECLARE_INTERFACE_(IParent,IUnknown)
48 {
49     /*** IUnknown methods ***/
50     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID riid, void** ppvObject) PURE;
51     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
52     STDMETHOD_(ULONG,Release)(THIS) PURE;
53 };
54 #undef INTERFACE
55
56 #if !defined(__cplusplus) || defined(CINTERFACE)
57 /*** IUnknown methods ***/
58 #define IParent_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
59 #define IParent_AddRef(p)             (p)->lpVtbl->AddRef(p)
60 #define IParent_Release(p)            (p)->lpVtbl->Release(p)
61 #endif
62
63
64 /* Typdef the interfaces */
65 typedef struct IDirectDrawImpl            IDirectDrawImpl;
66 typedef struct IDirectDrawSurfaceImpl     IDirectDrawSurfaceImpl;
67 typedef struct IDirectDrawClipperImpl     IDirectDrawClipperImpl;
68 typedef struct IDirectDrawPaletteImpl     IDirectDrawPaletteImpl;
69 typedef struct IDirect3DDeviceImpl        IDirect3DDeviceImpl;
70 typedef struct IDirect3DLightImpl         IDirect3DLightImpl;
71 typedef struct IDirect3DViewportImpl      IDirect3DViewportImpl;
72 typedef struct IDirect3DMaterialImpl      IDirect3DMaterialImpl;
73 typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
74 typedef struct IDirect3DVertexBufferImpl  IDirect3DVertexBufferImpl;
75 typedef struct IParentImpl                IParentImpl;
76
77 /*****************************************************************************
78  * IDirectDraw implementation structure
79  *****************************************************************************/
80
81 struct IDirectDrawImpl
82 {
83     /* IUnknown fields */
84     ICOM_VFIELD_MULTI(IDirectDraw7);
85     ICOM_VFIELD_MULTI(IDirectDraw4);
86     ICOM_VFIELD_MULTI(IDirectDraw2);
87     ICOM_VFIELD_MULTI(IDirectDraw);
88     ICOM_VFIELD_MULTI(IDirect3D7);
89     ICOM_VFIELD_MULTI(IDirect3D3);
90     ICOM_VFIELD_MULTI(IDirect3D2);
91     ICOM_VFIELD_MULTI(IDirect3D);
92
93     LONG              ref;
94
95     /* WineD3D linkage */
96     IWineD3D                *wineD3D;
97     IWineD3DDevice          *wineD3DDevice;
98     IDirectDrawSurfaceImpl  *DepthStencilBuffer;
99     BOOL                    d3d_initialized;
100
101     /* misc ddraw fields */
102     UINT                    total_vidmem;
103     DWORD                   cur_scanline;
104     BOOL                    fake_vblank;
105     BOOL                    initialized;
106
107     /* DirectDraw things, which are not handled by WineD3D */
108     DWORD                   cooperative_level;
109
110     DWORD                   orig_width, orig_height;
111     DWORD                   orig_bpp;
112
113     DDCAPS                  caps;
114
115     LONG                    style;
116     LONG                    exStyle;
117
118     /* D3D things */
119     IDirectDrawSurfaceImpl  *d3d_target;
120     HWND                    d3d_window;
121     IDirect3DDeviceImpl     *d3ddevice;
122
123     /* Varios HWNDs */
124     HWND                    focuswindow;
125     HWND                    devicewindow;
126
127     /* The surface type to request */
128     WINED3DSURFTYPE ImplType;
129
130     /* The surface list - can't relay this to WineD3D
131      * because of IParent
132      */
133     IDirectDrawSurfaceImpl *surface_list;
134
135     /* Our private window class */
136     char classname[32];
137     WNDCLASSA wnd_class;
138
139     /* Helpers for surface creation */
140     IDirectDrawSurfaceImpl *tex_root;
141     BOOL                    depthstencil;
142
143     /* For the dll unload cleanup code */
144     IDirectDrawImpl *next;
145     BOOL DoNotDestroy;
146     LONG surfaces;
147 };
148
149 /* Declare the VTables. They can be found ddraw.c */
150 const IDirectDraw7Vtbl IDirectDraw7_Vtbl;
151 const IDirectDraw4Vtbl IDirectDraw4_Vtbl;
152 const IDirectDraw2Vtbl IDirectDraw2_Vtbl;
153 const IDirectDrawVtbl  IDirectDraw1_Vtbl;
154
155 /* Helper structures */
156 typedef struct EnumDisplayModesCBS
157 {
158     void *context;
159     LPDDENUMMODESCALLBACK2 callback;
160 } EnumDisplayModesCBS;
161
162 typedef struct EnumSurfacesCBS
163 {
164     void *context;
165     LPDDENUMSURFACESCALLBACK7 callback;
166     LPDDSURFACEDESC2 pDDSD;
167     DWORD Flags;
168 } EnumSurfacesCBS;
169
170 /* Utility functions */
171 void
172 DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS* pIn,
173                              DDSCAPS2* pOut);
174 void
175 DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2* pIn,
176                                         DDDEVICEIDENTIFIER* pOut);
177 void
178 IDirectDrawImpl_Destroy(IDirectDrawImpl *This);
179
180 HRESULT WINAPI
181 IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
182                                          DDSURFACEDESC2 *desc,
183                                          void *Context);
184 /* The cleanup list */
185 extern IDirectDrawImpl *ddraw_list;
186
187 /* The default surface type */
188 extern WINED3DSURFTYPE DefaultSurfaceType;
189
190 /*****************************************************************************
191  * IDirectDrawSurface implementation structure
192  *****************************************************************************/
193
194 struct IDirectDrawSurfaceImpl
195 {
196     /* IUnknown fields */
197     ICOM_VFIELD_MULTI(IDirectDrawSurface7);
198     ICOM_VFIELD_MULTI(IDirectDrawSurface3);
199     ICOM_VFIELD_MULTI(IDirectDrawGammaControl);
200     ICOM_VFIELD_MULTI(IDirect3DTexture2);
201     ICOM_VFIELD_MULTI(IDirect3DTexture);
202
203     LONG                     ref;
204
205     int                     version;
206
207     /* Connections to other Objects */
208     IDirectDrawImpl         *ddraw;
209     IWineD3DSurface         *WineD3DSurface;
210     IWineD3DTexture         *wineD3DTexture;
211
212     /* This implementation handles attaching surfaces to other surfaces */
213     IDirectDrawSurfaceImpl  *next_attached;
214     IDirectDrawSurfaceImpl  *first_attached;
215     IDirectDrawSurfaceImpl  *next_complex;
216     IDirectDrawSurfaceImpl  *first_complex;
217
218     /* Surface description, for GetAttachedSurface */
219     DDSURFACEDESC2          surface_desc;
220
221     /* Misc things */
222     DWORD                   uniqueness_value;
223     UINT                    mipmap_level;
224     WINED3DSURFTYPE         ImplType;
225
226     /* For D3DDevice creation */
227     BOOL                    isRenderTarget;
228
229     /* Clipper objects */
230     IDirectDrawClipperImpl  *clipper;
231
232     /* For the ddraw surface list */
233     IDirectDrawSurfaceImpl *next;
234     IDirectDrawSurfaceImpl *prev;
235
236     DWORD                   Handle;
237 };
238
239 /* VTable declaration. It's located in surface.c / surface_thunks.c */
240 const IDirectDrawSurface7Vtbl IDirectDrawSurface7_Vtbl;
241 const IDirectDrawSurface3Vtbl IDirectDrawSurface3_Vtbl;
242 const IDirectDrawGammaControlVtbl IDirectDrawGammaControl_Vtbl;
243 const IDirect3DTexture2Vtbl IDirect3DTexture2_Vtbl;
244 const IDirect3DTextureVtbl IDirect3DTexture1_Vtbl;
245
246 /* Get the number of bytes per pixel for a given surface */
247 #define PFGET_BPP(pf) (pf.dwFlags&DDPF_PALETTEINDEXED8?1:((pf.dwRGBBitCount+7)/8))
248 #define GET_BPP(desc) PFGET_BPP(desc.ddpfPixelFormat)
249
250 /*****************************************************************************
251  * IParent Implementation
252  *****************************************************************************/
253 struct IParentImpl
254 {
255     /* IUnknown fields */
256     ICOM_VFIELD_MULTI(IParent);
257     LONG                    ref;
258
259     /* IParentImpl fields */
260     IUnknown      *child;
261
262 };
263
264 const IParentVtbl IParent_Vtbl;
265
266 /*****************************************************************************
267  * IDirect3DDevice implementation
268  *****************************************************************************/
269 typedef enum
270 {
271     DDrawHandle_Unknown       = 0,
272     DDrawHandle_Texture       = 1,
273     DDrawHandle_Material      = 2
274 } DDrawHandleTypes;
275
276 struct HandleEntry
277 {
278     void    *ptr;
279     DDrawHandleTypes      type;
280 };
281
282 struct IDirect3DDeviceImpl
283 {
284     /* IUnknown */
285     ICOM_VFIELD_MULTI(IDirect3DDevice7);
286     ICOM_VFIELD_MULTI(IDirect3DDevice3);
287     ICOM_VFIELD_MULTI(IDirect3DDevice2);
288     ICOM_VFIELD_MULTI(IDirect3DDevice);
289     LONG                    ref;
290
291     /* Other object connections */
292     IWineD3DDevice          *wineD3DDevice;
293     IDirectDrawImpl         *ddraw;
294     IWineD3DIndexBuffer     *indexbuffer;
295     IDirectDrawSurfaceImpl  *target;
296     BOOL                    OffScreenTarget;
297
298     /* Viewport management */
299     IDirect3DViewportImpl *viewport_list;
300     IDirect3DViewportImpl *current_viewport;
301     D3DVIEWPORT7 active_viewport;
302
303     /* Light state */
304     DWORD material;
305
306     /* Rendering functions to wrap D3D(1-3) to D3D7 */
307     D3DPRIMITIVETYPE primitive_type;
308     DWORD vertex_type;
309     DWORD render_flags;
310     DWORD nb_vertices;
311     LPBYTE vertex_buffer;
312     DWORD vertex_size;
313     DWORD buffer_size;
314
315     /* Handle management */
316     struct HandleEntry      *Handles;
317     DWORD                    numHandles;
318 };
319
320 /* Vtables in various versions */
321 const IDirect3DDevice7Vtbl IDirect3DDevice7_Vtbl;
322 const IDirect3DDevice3Vtbl IDirect3DDevice3_Vtbl;
323 const IDirect3DDevice2Vtbl IDirect3DDevice2_Vtbl;
324 const IDirect3DDeviceVtbl  IDirect3DDevice1_Vtbl;
325
326 /* The IID */
327 const GUID IID_D3DDEVICE_WineD3D;
328
329 /* Helper functions */
330 HRESULT IDirect3DImpl_GetCaps(IWineD3D *WineD3D, D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7);
331 DWORD IDirect3DDeviceImpl_CreateHandle(IDirect3DDeviceImpl *This);
332
333 /* Structures */
334 struct EnumTextureFormatsCBS
335 {
336     LPD3DENUMTEXTUREFORMATSCALLBACK cbv2;
337     LPD3DENUMPIXELFORMATSCALLBACK cbv7;
338     void *Context;
339 };
340
341 /*****************************************************************************
342  * IDirect3D implementation
343  *****************************************************************************/
344
345 /* No implementation structure as this is only another interface to DirectDraw */
346
347 /* the Vtables */
348 const IDirect3DVtbl  IDirect3D1_Vtbl;
349 const IDirect3D2Vtbl IDirect3D2_Vtbl;
350 const IDirect3D3Vtbl IDirect3D3_Vtbl;
351 const IDirect3D7Vtbl IDirect3D7_Vtbl;
352
353 /* Structure for EnumZBufferFormats */
354 struct EnumZBufferFormatsData
355 {
356     LPD3DENUMPIXELFORMATSCALLBACK Callback;
357     void *Context;
358 };
359
360 /*****************************************************************************
361  * IDirectDrawClipper implementation structure
362  *****************************************************************************/
363 struct IDirectDrawClipperImpl
364 {
365     /* IUnknown fields */
366     ICOM_VFIELD_MULTI(IDirectDrawClipper);
367     LONG ref;
368
369     /* IDirectDrawClipper fields */
370     HWND hWnd;
371
372     IDirectDrawImpl* ddraw_owner;
373     struct IDirectDrawClipperImpl* prev_ddraw;
374     struct IDirectDrawClipperImpl* next_ddraw;
375 };
376
377 const IDirectDrawClipperVtbl IDirectDrawClipper_Vtbl;
378
379 /*****************************************************************************
380  * IDirectDrawPalette implementation structure
381  *****************************************************************************/
382 struct IDirectDrawPaletteImpl
383 {
384     /* IUnknown fields */
385     ICOM_VFIELD_MULTI(IDirectDrawPalette);
386     LONG ref;
387
388     /* WineD3D uplink */
389     IWineD3DPalette           *wineD3DPalette;
390
391     /* IDirectDrawPalette fields */
392     IDirectDrawImpl           *ddraw_owner;
393 };
394 const IDirectDrawPaletteVtbl IDirectDrawPalette_Vtbl;
395
396 /******************************************************************************
397  * DirectDraw ClassFactory Implementation - incomplete
398  ******************************************************************************/
399 typedef struct
400 {
401     ICOM_VFIELD_MULTI(IClassFactory);
402
403     LONG ref;
404     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID iid, LPVOID *ppObj);
405 } IClassFactoryImpl;
406
407 /* Helper structures */
408 struct object_creation_info
409 {
410     const CLSID *clsid;
411     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
412                                  void **ppObj);
413 };
414
415 /******************************************************************************
416  * IDirect3DLight implementation structure - Wraps to D3D7
417  ******************************************************************************/
418 struct IDirect3DLightImpl
419 {
420     ICOM_VFIELD_MULTI(IDirect3DLight);
421     LONG ref;
422
423     /* IDirect3DLight fields */
424     IDirectDrawImpl           *ddraw;
425
426     /* If this light is active for one viewport, put the viewport here */
427     IDirect3DViewportImpl     *active_viewport;
428
429     D3DLIGHT2 light;
430     D3DLIGHT7 light7;
431
432     DWORD dwLightIndex;
433
434     /* Chained list used for adding / removing from viewports */
435     IDirect3DLightImpl        *next;
436
437     /* Activation function */
438     void                      (*activate)(IDirect3DLightImpl*);
439     void                      (*desactivate)(IDirect3DLightImpl*);
440     void                      (*update)(IDirect3DLightImpl*);
441 };
442
443 /* Vtable */
444 const IDirect3DLightVtbl IDirect3DLight_Vtbl;
445
446 /* Helper functions */
447 void light_update(IDirect3DLightImpl* This);
448 void light_activate(IDirect3DLightImpl* This);
449 void light_desactivate(IDirect3DLightImpl* This);
450
451 /******************************************************************************
452  * IDirect3DMaterial implementation structure - Wraps to D3D7
453  ******************************************************************************/
454 struct IDirect3DMaterialImpl
455 {
456     ICOM_VFIELD_MULTI(IDirect3DMaterial3);
457     ICOM_VFIELD_MULTI(IDirect3DMaterial2);
458     ICOM_VFIELD_MULTI(IDirect3DMaterial);
459     LONG  ref;
460
461     /* IDirect3DMaterial2 fields */
462     IDirectDrawImpl               *ddraw;
463     IDirect3DDeviceImpl           *active_device;
464
465     D3DMATERIAL mat;
466     DWORD Handle;
467
468     void (*activate)(IDirect3DMaterialImpl* this);
469 };
470
471 /* VTables in varios versions */
472 const IDirect3DMaterialVtbl IDirect3DMaterial_Vtbl;
473 const IDirect3DMaterial2Vtbl IDirect3DMaterial2_Vtbl;
474 const IDirect3DMaterial3Vtbl IDirect3DMaterial3_Vtbl;
475
476 /* Helper functions */
477 void material_activate(IDirect3DMaterialImpl* This);
478
479 /*****************************************************************************
480  * IDirect3DViewport - Wraps to D3D7
481  *****************************************************************************/
482 struct IDirect3DViewportImpl
483 {
484     ICOM_VFIELD_MULTI(IDirect3DViewport3);
485     LONG ref;
486
487     /* IDirect3DViewport fields */
488     IDirectDrawImpl           *ddraw;
489
490     /* If this viewport is active for one device, put the device here */
491     IDirect3DDeviceImpl       *active_device;
492
493     DWORD                     num_lights;
494     DWORD                     map_lights;
495
496     int                       use_vp2;
497
498     union
499     {
500         D3DVIEWPORT vp1;
501         D3DVIEWPORT2 vp2;
502     } viewports;
503
504     /* Activation function */
505     void                      (*activate)(IDirect3DViewportImpl*);
506
507     /* Field used to chain viewports together */
508     IDirect3DViewportImpl     *next;
509
510     /* Lights list */
511     IDirect3DLightImpl        *lights;
512
513     /* Background material */
514     IDirect3DMaterialImpl     *background;
515 };
516
517 /* Vtable */
518 const IDirect3DViewport3Vtbl IDirect3DViewport3_Vtbl;
519
520 /* Helper functions */
521 void viewport_activate(IDirect3DViewportImpl* This);
522
523 /*****************************************************************************
524  * IDirect3DExecuteBuffer - Wraps to D3D7
525  *****************************************************************************/
526 struct IDirect3DExecuteBufferImpl
527 {
528     /* IUnknown */
529     ICOM_VFIELD_MULTI(IDirect3DExecuteBuffer);
530     LONG                 ref;
531
532     /* IDirect3DExecuteBuffer fields */
533     IDirectDrawImpl      *ddraw;
534     IDirect3DDeviceImpl  *d3ddev;
535
536     D3DEXECUTEBUFFERDESC desc;
537     D3DEXECUTEDATA       data;
538
539     /* This buffer will store the transformed vertices */
540     void                 *vertex_data;
541     WORD                 *indices;
542     int                  nb_indices;
543
544     /* This flags is set to TRUE if we allocated ourselves the
545      * data buffer
546      */
547     BOOL                 need_free;
548 };
549
550 /* The VTable */
551 const IDirect3DExecuteBufferVtbl IDirect3DExecuteBuffer_Vtbl;
552
553 /* The execute function */
554 void
555 IDirect3DExecuteBufferImpl_Execute(IDirect3DExecuteBufferImpl *This,
556                                    IDirect3DDeviceImpl *Device,
557                                    IDirect3DViewportImpl *ViewportImpl);
558
559 /*****************************************************************************
560  * IDirect3DVertexBuffer
561  *****************************************************************************/
562 struct IDirect3DVertexBufferImpl
563 {
564     /*** IUnknown Methods ***/
565     ICOM_VFIELD_MULTI(IDirect3DVertexBuffer7);
566     ICOM_VFIELD_MULTI(IDirect3DVertexBuffer);
567     LONG                 ref;
568
569     /*** WineD3D link ***/
570     IWineD3DVertexBuffer *wineD3DVertexBuffer;
571
572     /*** Storage for D3D7 specific things ***/
573     DWORD                Caps;
574 };
575
576 /* The Vtables */
577 const IDirect3DVertexBuffer7Vtbl IDirect3DVertexBuffer7_Vtbl;
578 const IDirect3DVertexBufferVtbl IDirect3DVertexBuffer1_Vtbl;
579
580 /*****************************************************************************
581  * Helper functions from utils.c
582  *****************************************************************************/
583
584 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
585     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
586
587 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
588     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
589
590 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, WINED3DFORMAT WineD3DFormat);
591 WINED3DFORMAT PixelFormat_DD2WineD3D(DDPIXELFORMAT *DDPixelFormat);
592 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd);
593 void DDRAW_dump_pixelformat(const DDPIXELFORMAT *PixelFormat);
594 void dump_D3DMATRIX(D3DMATRIX *mat);
595 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps);
596 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType);
597 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in);
598 void DDRAW_dump_cooperativelevel(DWORD cooplevel);
599
600 /* This only needs to be here as long the processvertices functionality of
601  * IDirect3DExecuteBuffer isn't in WineD3D */
602 void multiply_matrix(LPD3DMATRIX dest, LPD3DMATRIX src1, LPD3DMATRIX src2);
603
604 /* Used for generic dumping */
605 typedef struct
606 {
607     DWORD val;
608     const char* name;
609 } flag_info;
610
611 #define FE(x) { x, #x }
612
613 typedef struct
614 {
615     DWORD val;
616     const char* name;
617     void (*func)(const void *);
618     ptrdiff_t offset;
619 } member_info;
620
621 /* Structure copy */
622 #define DDRAW_dump_flags(flags,names,num_names) DDRAW_dump_flags_(flags, names, num_names, 1)
623 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
624
625 #define DD_STRUCT_COPY_BYSIZE(to,from)                  \
626         do {                                            \
627                 DWORD __size = (to)->dwSize;            \
628                 DWORD __copysize = __size;              \
629                 DWORD __resetsize = __size;             \
630                 assert(to != from);                     \
631                 if (__resetsize > sizeof(*to))          \
632                     __resetsize = sizeof(*to);          \
633                 memset(to,0,__resetsize);               \
634                 if ((from)->dwSize < __size)            \
635                     __copysize = (from)->dwSize;        \
636                 memcpy(to,from,__copysize);             \
637                 (to)->dwSize = __size;/*restore size*/  \
638         } while (0)
639
640
641 #endif
642
643 HRESULT hr_ddraw_from_wined3d(HRESULT hr);